Luminaire



1.1 is a front perspective view of a luminaire showing my new design;

1.2 is a front elevation view thereof;

1.3 is a rear elevation view thereof;

1.4 is a right side elevation view thereof; and

1.5 is a left side elevation view thereof.

The broken lines in the reproductions illustrate portions of the luminaire that form no part of the claimed design. 

CLAIM The ornamental design for a luminaire, as shown and described. 